A typical J2EE system can be divided into three tiers: the client tier, which comprises Web and non-Web browser-based client components; the app server tier, which is composed of Web components and ...

Sun Microsystems invented the servlet before the other J2EE components with the intent of providing a high-performance alternative to the then ubiquitous CGI script. After the servlet came Enterprise ...

Your company decides to build or migrate from existing two-tier applications to an n-tier J2EE solution. The targeted application needs to have characteristics of modularity, reusability, ...

This document is a living reference document for anyone involved in the design and architecture for organizations to transform their legacy systems to Java 2 Enterprise Edition (J2EE) based ...

all mobile clients who access a similar set of services via their WAP phones. Internal clients represent various in house departmental staff of the enterprise, who typically make use of Intranet ...